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Doubles in session


Current system
21275+3158
TDT 2977


Nearby doubles
18' : 21281+3214
SOZ 26

33' : 21290+3224
ES 378AB

42' : 21252+3129
A 1220

48' : 21257+3241
GYL 55

54' : 21262+3249
GRV 467

55' : 21237+3131
GRV 460

57' : 21230+3202
HO 157

58' : 21231+3144
HDS3046AB

59' : 21286+3255
TDT2984

60' : 21291+3102
BRT 288

60' : 21229+3149
J 2344

61' : 21229+3142
GRV 458

62' : 21307+3107
J 2351

63' : 21226+3158
HJ 1637AB

64' : 21324+3156
KPP 835

64' : 21304+3250
ES 2318

68' : 21234+3115
A 1218

68' : 21223+3139
ES 377AB

70' : 21268+3050
A 1221

70' : 21319+3121
J 1236

72' : 21294+3049
ES 2442

73' : 21225+3123
KPP1063

76' : 21301+3050
COU 941

79' : 21265+3315
HJ 935AB

85' : 21317+3302
GYL 63

88' : 21220+3106
KPP3368



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21275+3158 TDT 2977

 
 
21h 27m 28.24s +31° 58' 12.5" P.A. 120.00 sep 0.5 mag 10.65,10.68
 
 
Coord 2000 21275+3158 Discov num TDT2977 Comp Coord arcsec 2000 21 27 28.24 +31 58 12.5
Date first 1991 Date last 1991 Obs 1
Pa first 120 Pa last 119.5 P.A. Now (θ) 119.5°
Sep first 0.5 Sep last 0.48 Sep. Now (ρ) 0.48"
Mag pri 10.65 Mag sec 10.68 delta mag (ΔM) 0.03 Spectral class
Pri motion ra +003 Sec motion ra +003
Pri motion dec -005 Sec motion dec -005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2708-01899-1 Gaia DR2 1853873606274015744
 
 
WDS 21275+3158 TDT 2977 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21275+3158 TDT2977 1991 1 120 0.5 10.65 10.68 212728.24+315812.5

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 21275+3158 TDT 2977 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21275+3158 TDT 2977 : MEASURES
 
 
No records found.

 
 
WDS 21275+3158 : VIRTUAL EYEPIECE
 
 

21275+3158 TDT2977A mag 10.65 21275+3158 TDT2977B sep 0.4 P.A. 123.70 mag 10.68 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21275+3158 : ALADIN DSS IMAGE @ 21h 27m 28.24s +31° 58' 12.5"
 
 
 
 
WDS 21275+3158 TDT 2977 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21275+3158 TDT2977 distance=1' 21281+3214 SOZ 26 distance=18' 21290+3224 ES 378AB distance=33' 21290+3224 WAL 139AC distance=33' 21252+3129 A 1220 distance=42' 21257+3241 GYL 55 distance=48' 21262+3249 GRV 467 distance=54' 21237+3131 GRV 460 distance=55' 21230+3202 HO 157 distance=57' 21231+3144 HDS3046AB distance=58' 21231+3144 DAM 229AC distance=58' 21286+3255 TDT2984 distance=59' 21291+3102 BRT 288 distance=60' 21229+3149 J 2344 distance=60' 21229+3142 GRV 458 distance=61' 21307+3107 J 2351 distance=62' 21226+3158 HJ 1637AB distance=63' 21226+3158 DAL 15AC distance=63' 21324+3156 KPP 835 distance=64' 21304+3250 ES 2318 distance=64' 21234+3115 A 1218 distance=68' 21223+3139 ES 377AB distance=68' 21223+3139 ES 377BC distance=69' 21268+3050 A 1221 distance=70' 21319+3121 J 1236 distance=70' 21294+3049 ES 2442 distance=72' 21225+3123 KPP1063 distance=73' 21301+3050 COU 941 distance=76' 21265+3315 HJ 935AB distance=79' 21265+3315 HJ 935BC distance=79' 21317+3302 GYL 63 distance=85' 21220+3106 KPP3368 distance=88' 21218+3230 HLM 40 distance=89' 21208+3227 STT 437AB distance=90' 21208+3227 STT 437AC distance=90' 21219+3104 CRB 141 distance=90' 21207+3226 POP 201 distance=91' 21267+3329 TDT2973 distance=92' 21222+3056 ES 376 distance=93' 21341+3237 GYL 60 distance=93' 21348+3204 LSL 1AB distance=93' 21348+3204 LSL 1AC distance=93' 21348+3204 LSL 1AD distance=93' 21348+3204 LSL 1AE distance=93' 21216+3253 GYL 54 distance=93' 21258+3329 GYL 56 distance=94' 21319+3044 UC 4485 distance=94' 21348+3204 LSL 1CG distance=95' 21348+3204 LSL 1BF distance=95' 21225+3311 KPP3369 distance=97' 21334+3058 COU 732Aa,Ab distance=97' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 21275+3158 TDT2977 120 0.5 1
Show 21281+3214 SOZ 26 11 12.3 18
Show 21290+3224 ES 378 AB 203 9.5 33
Show 21290+3224 WAL 139 AC 251 41.6 33
Show 21252+3129 A 1220 160 1.6 42
Show 21257+3241 GYL 55 163 5.8 48
Show 21262+3249 GRV 467 338 60.2 54
Show 21237+3131 GRV 460 185 52.6 55
Show 21230+3202 HO 157 26 3.6 57
Show 21231+3144 HDS3046 AB 329 4.8 58
Show 21231+3144 DAM 229 AC 22 14.2 58
Show 21286+3255 TDT2984 38 0.5 59
Show 21291+3102 BRT 288 96 4.8 60
Show 21229+3149 J 2344 227 6.7 60
Show 21229+3142 GRV 458 123 43.4 61
Show 21307+3107 J 2351 347 4.7 62
Show 21226+3158 HJ 1637 AB 104 13.4 63
Show 21226+3158 DAL 15 AC 142 8.3 63
Show 21324+3156 KPP 835 347 7.1 64
Show 21304+3250 ES 2318 78 3.7 64
Show 21234+3115 A 1218 15 4.1 68
Show 21223+3139 ES 377 AB 291 48.7 68
Show 21223+3139 ES 377 BC 211 2.2 69
Show 21268+3050 A 1221 74 1.2 70
Show 21319+3121 J 1236 283 2.4 70
Show 21294+3049 ES 2442 251 6.7 72
Show 21225+3123 KPP1063 321 8.4 73
Show 21301+3050 COU 941 300 0.1 76
Show 21265+3315 HJ 935 AB 16 12.9 79
Show 21265+3315 HJ 935 BC 52 1.7 79
Show 21317+3302 GYL 63 306 15.7 85
Show 21220+3106 KPP3368 41 8.9 88
Show 21218+3230 HLM 40 23 15.5 89
Show 21208+3227 STT 437 AB 19 2.5 90
Show 21208+3227 STT 437 AC 144 79.6 90
Show 21219+3104 CRB 141 22 28.8 90
Show 21207+3226 POP 201 203 7.1 91
Show 21267+3329 TDT2973 330 0.5 92
Show 21222+3056 ES 376 221 9.2 93
Show 21341+3237 GYL 60 61 50.1 93
Show 21348+3204 LSL 1 AB 82 82.1 93
Show 21348+3204 LSL 1 AC 127 106.1 93
Show 21348+3204 LSL 1 AD 134 21.2 93
Show 21348+3204 LSL 1 AE 331 10.5 93
Show 21216+3253 GYL 54 137 22.2 93
Show 21258+3329 GYL 56 3 16.3 94
Show 21319+3044 UC 4485 24 25.4 94
Show 21348+3204 LSL 1 CG 199 11.5 95
Show 21348+3204 LSL 1 BF 210 18.4 95
Show 21225+3311 KPP3369 47 1.8 97
Show 21334+3058 COU 732 Aa,Ab 265 0.5 97

 
 
WDS 21275+3158 : COMPONENTS
 
 
  A
B pa=123.7°
sep=0.43"
 
 
21275+3158 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 212728.24+315812.5 Mag 10.65 PmRA 3.00
PmDE -5.0 Tycho2 2708-01899-1
Tycho2
Tycho2 2708-01899-1 Pflag RAmdeg 321.86773048 DEmdeg 31.97009489
PmRA 3.3 PmDE -4.5 E RAmdeg 21 E DEmdeg 20
E pmRA 1.6 E pmDE 1.5 EpRAm 1988.40 EpDEm 1987.33
Num 7 Q RAmdeg 0.8 Q DEmdeg 1.5 Q pmRA 0.8
Q pmDE 1.6 BTmag 11.379 E BTmag 0.060 VTmag 9.993
E VTmag 0.028 Prox 999 TYC T HIP
CCDM RAdeg 321.86772278 DEdeg 31.97010861 EpRA 1990 1.60
EpDE 1990 1.60 E RAdeg 22.1 E DEdeg 23.4 Posflg
Corr 0.1
 
 
21275+3158 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212728.27+315812.3 Mag 10.68 PmRA 3.00
PmDE -5.0 Calc delta mag 0.03 Calc coord yes